In this tip, we will learn how to make a backup of all packages and applications installed from repositories or Ubuntu Software Center under Ubuntu, Linux Mint, or any Debian-based system. This will help you easily restore them after installing a new copy of your operating system without the need to install each package separately. With just a few commands, you will be able to store a list of all installed applications and packages in a text file, then you can use this file to install all your packages automatically.Getting Started

1. Open the terminal and make a backup copy of your applications with this command: